---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14859 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.4G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 610 11490 4 3888 15035 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:ee:0d:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84396sec preferred_lft 84396sec inet6 fe80::f816:3eff:feee:d37/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:df:8f:c5:71:dc brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14859) 12/18/25 _x86_64_ (4 CPU) 18:13:36 LINUX RESTART (4 CPU) 18:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:01 52.90 4.74 47.20 0.96 276.30 4200.98 5727.04 18:40:09 47.56 0.01 40.19 7.36 0.54 1749.16 147332.49 Average: 50.19 2.34 43.65 4.20 136.49 2957.88 77522.78 18:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:01 10406092 13654352 2307756 14.09 112772 3292996 2628116 15.09 781280 4826820 4556 18:40:09 9363696 12890724 3068600 18.74 152944 3508984 3258256 18.70 867564 5754604 216 Average: 9884894 13272538 2688178 16.42 132858 3400990 2943186 16.89 824422 5290712 2386 18:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:01 lo 0.49 0.49 0.06 0.06 0.00 0.00 0.00 0.00 18:30:01 ens3 91.72 70.81 766.68 14.99 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:09 lo 31.28 31.28 7.50 7.50 0.00 0.00 0.00 0.00 18:40:09 ens3 14.37 12.10 13.83 4.57 0.00 0.00 0.00 0.00 18:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.10 16.10 3.83 3.83 0.00 0.00 0.00 0.00 Average: ens3 52.50 41.04 384.97 9.71 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14859) 12/18/25 _x86_64_ (4 CPU) 18:13:36 LINUX RESTART (4 CPU) 18:20:09 CPU %user %nice %system %iowait %steal %idle 18:30:01 all 18.47 0.00 0.88 0.29 0.05 80.31 18:30:01 0 17.14 0.00 0.65 0.07 0.04 82.10 18:30:01 1 21.95 0.00 1.22 0.23 0.05 76.55 18:30:01 2 18.09 0.00 0.78 0.07 0.05 81.02 18:30:01 3 16.68 0.00 0.87 0.80 0.05 81.60 18:40:09 all 28.29 0.00 1.13 0.46 0.09 70.02 18:40:09 0 27.91 0.00 1.00 0.14 0.09 70.85 18:40:09 1 28.79 0.00 1.11 0.18 0.09 69.84 18:40:09 2 27.68 0.00 1.15 0.69 0.09 70.38 18:40:09 3 28.79 0.00 1.27 0.83 0.09 69.02 Average: all 23.44 0.00 1.01 0.38 0.07 75.10 Average: 0 22.59 0.00 0.83 0.11 0.07 76.41 Average: 1 25.41 0.00 1.16 0.20 0.07 73.15 Average: 2 22.94 0.00 0.97 0.38 0.07 75.63 Average: 3 22.82 0.00 1.07 0.81 0.07 75.22